The spherical roller bearing withstands significant loads and misalignments. This type of roller bearing is well adapted to harsh operating conditions: impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN offers as standard, unsurpassed endurance and longevity.
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- Detailed technical sheet
PRODUCT DEFINITION | |
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Brand | NTN |
d - Internal diameter | 85 mm |
D - External diameter | 150 mm |
B - Bearing/Inner ring width | 36 mm |
D1 - Inner diameter outer ring | 136,5 mm |
rs - Min fillet radius | 2 mm |
Number of lubrication holes | 3 |
b - Groove width | 7,05 mm |
k - Hole diameter | 3,5 mm |
Associated sleeve reference | H317 |
Radial clearance class | C3 |
Mass | 2,55 kg |
PRODUCT PERFORMANCE | |
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C - Dynamic load | 324 kN |
C0 - Static load | 330 kN |
Cu - Fatigue limit load | 38 kN |
e - Coefficient | 0.22 |
Y0 - Static axial load coefficient | 3.01 |
Y1 - Lower axial load coefficient | 3.07 |
Y2 - Upper axial load coefficient | 4.58 |
Nref - Reference thermal speed | 4100 tr/min |
Nlim - Mechanical Limit Speed | 5400 tr/min |
Tmin - Min operating temperature | -40 °C |
Tmax - Max operating temperature | 200 °C |
ABUTMENT | |
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da min - Min shoulder diameter IR | 96 mm |
db - Min diameter for Sleeve | 91 mm |
Ce - Min length fro Sleeve | 12 mm |
Da max - Max shoulder diameter OR | 139 mm |
ra max - Max shaft & housing fillet radius | 2 mm |